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Pharmacopeial Impurities (EP / USP / BP)

Dienogest EP Impurity B

Reference StandardAvailable on request

Order Dienogest EP Impurity B (CAS 5173-46-6) online at Zemixal: C18H22O2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Dienogest EP Impurity B chemical structure
CAS number5173-46-6
FormulaC18H22O2
Molar mass270.4 g/mol
Physical formSolid
HS code38229090
InChIKeyBHTWZQKERRCPRZ-RYRKJORJSA-N
IUPAC name(8S,13S,14S)-13-methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione

About Dienogest EP Impurity B

Dienogest EP Impurity B is supplied by Zemixal as a characterised reference material for Dienogest analysis. For your records (Reference Standard), the material is defined by CAS 5173-46-6, formula C18H22O2 and molar mass 270.4 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

It carries the GHS signal word Danger (H360), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Dienogest

See every impurity, metabolite and related compound we list for this API.

Dienogest standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Dienogest EP Impurity B
Product nameDienogest EP Impurity B
Catalogue numberZX-021408
CAS number5173-46-6
IUPAC name(8S,13S,14S)-13-methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione
Molecular formulaC18H22O2
Molar mass270.4 g/mol
Exact mass270.162
GradeReference Standard
Physical formSolid
XLogP31.5
H-bond donors / acceptors0 / 2
Topological polar surface area34.1 Ų
HS code38229090
InChIKeyBHTWZQKERRCPRZ-RYRKJORJSA-N
SMILESC[C@]12CCC3=C4CCC(=O)C=C4CC[C@H]3[C@@H]1CCC2=O
PubChem CID9835169
SynonymsEstra-4,9-diene-3,17-dione, Dienogest - Impurity B, Dienogest Impurity B, Dienedione, 19-Norandrosta-4,9-diene-3,17-dione, T-ROID, 19-Nor-4,9(10)-androstadienedione, 13-Methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta(a)phenanthrene-3,17-dione, (-)-Estra-4,9-diene-3,17-dione, Trenbolin, 4,9-Esteadine-3,17-dione, (+/-)-19-Norandrosta-4,9-dien-3,17-dione

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H360May damage fertility or the unborn child

Precautionary statements P203, P280, P318, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Dienogest EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Dienogest EP Impurity B

Which CAS number identifies Dienogest EP Impurity B?
Dienogest EP Impurity B is registered under CAS 5173-46-6. You may also see it listed as Estra-4,9-diene-3,17-dione, Dienogest - Impurity B, Dienogest Impurity B. Our catalogue number for this item is ZX-021408.
What are the formula and molar mass of Dienogest EP Impurity B?
For Dienogest EP Impurity B, its formula is C18H22O2 and its molar mass is 270.4 g/mol. The systematic (IUPAC) name is (8S,13S,14S)-13-methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,17-dione. InChIKey BHTWZQKERRCPRZ-RYRKJORJSA-N lets you match it in any structure database.
How is Dienogest EP Impurity B used in pharmaceutical QC?
Dienogest EP Impurity B is a characterised reference material linked to Dienogest. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Dienogest EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Dienogest EP Impurity B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Dienogest EP Impurity B to my country?
Yes. Because Dienogest EP Impurity B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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